Surface configuration of a rear spoiler for a vehicle



FIG. 1 is a right perspective view of a surface configuration of a rear spoiler for a vehicle according to my novel design;

FIG. 2 is a front view of the surface configuration of a rear spoiler for a vehicle according to my novel design;

FIG. 3 is a right side view of surface configuration of a rear spoiler for a vehicle according to my novel design, the left side view being mirror symmetrical; and,

FIG. 4 is a top view of the surface configuration of a rear spoiler for a vehicle according to my novel design. 

The ornamental design for a surface configuration of a rear spoiler for a vehicle, as shown and described. 